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Ernest Rutherford in 1909 conducted what is now a famous experiment where he bombarded gold foil with alpha particles (Helium nuclei). A source which undergoes for alpha decay is
Q. Evaluate percentage Fat Content in Milk? The fat content in milk can be determined through various procedures as: Direct determination of fat by extraction with ether - A
Carbon an essential constituent of all organic compounds The word organic means to organs of both plants and animals and organic chemistry is the study of the products which or
Antimicrobials: These are the chemical substances employed to cure infections because of micro-organisms. These are as well known as microbes. Any creature that causes disease
Which has highest second ionisation energy? Electronic config of Na(+) is noble gas config. . so its very difficult to remove an electron so it will have very high 2nd ionisati
Water pressure is the same in all directions Punch holes around the base of a tall tin can with a nail. Wrap the holes as above with a strip of tape. Fill the can with water an
what is agar-agar inert electrolyte
(a) Give short notes of two basic types of sewerage system for collection of wastewater and surface water from built-up areas. (b) Many countries have included wastewater reuse
How many moles of gas occupy 98 L at a pressure of 2.8 atmospheres and a temperature of 292 K?
laws of chemical combination
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